package com.vanysoft.framework.config.cross;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import javax.servlet.*;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;

//@Component
public class CrossFilter implements Filter {
    private static final Logger log = LoggerFactory.getLogger(CrossFilter.class);

    @Override
    public void init(FilterConfig filterConfig) {
    }

    @Override
    public void doFilter(ServletRequest req, ServletResponse res, FilterChain chain)
            throws IOException, ServletException {
        HttpServletResponse response = (HttpServletResponse) res;
        response.setHeader("Access-Control-Allow-Origin", "*");
        response.setHeader("Access-Control-Allow-Methods", "POST, GET, OPTIONS, DELETE");
        response.setHeader("Access-Control-Max-Age", "3600");
        response.setHeader("Access-Control-Allow-Headers", "x-requested-with");
        log.debug("*********************************跨域过滤器-被使用（%待升级%）**************************");
        chain.doFilter(req, res);
    }

    @Override
    public void destroy() {
    }

}
